英语词汇drainage trenching怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	drainage trenching
释义	drainage trenching 简明释义挖排水沟网络释义 1 ?挖排水沟 ... trenching plough 犁式挖沟机 ; 挖沟犁 drainage trenching 挖排水沟 rock trenching 挖岩石管沟 ... 短语 1 drainage by trenching 开渠引流双语例句 1 Disturbance of the bedrock changes drainage and runoff patterns, which may increase the rate of erosion. Trenching is the exploration activity that most disturbs bedrock. 干扰的基岩排水和径流的变化模式，这可能增加侵蚀率。挖沟是勘探活动，大部分干扰的基石。
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